Dupoiron; Francois

Patent Applications and Registrations

Patent applications and USPTO patent grants for Dupoiron; Francois.The latest application filed is for "mechanical wall-treatment method that reduces coke formation, and hydrocarbon treatment method".

Company Profile

0.7.11

Dupoiron; Francois - Francheville FR
Dupoiron; Francois - Barentin FR
Dupoiron, Francois - Baretin FR
Dupoiron; Francois - Le Creusot FR

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Mechanical Wall-Treatment Method That Reduces Coke Formation, and Hydrocarbon Treatment Method App 20200016724 - Augustin; Christel ; et al.	2020-01-16
Chemical Wall-Treatment Method That Reduces the Formation of Coke App 20190390362 - Augustin; Christel ; et al.	2019-12-26
Flexible pipeline with multiple pipes protected against corrosion Grant 7,784,498 - Dupoiron , et al. August 31, 2	2010-08-31
Method for fabricating flexible pipe with armor tendons Grant 7,716,803 - Coutarel , et al. May 18, 2	2010-05-18
Method for making a plated steel armouring wire for a flexible tubular pipe transporting hydrocarbons, and armoured pipe Grant 7,615,124 - Dupoiron , et al. November 10, 2	2009-11-10
Flexible tubular duct for the transport of fluid and particularly gaseous hydrocarbons with an anti-turbulence carcass and internal lining Grant 7,318,454 - Dupoiron January 15, 2	2008-01-15
Flexible tubular pipe Grant 7,311,123 - Espinasse , et al. December 25, 2	2007-12-25
Flexible Pipeline with Multiple Pipes Protected Against Corrosion App 20070227608 - Dupoiron; Francois ; et al.	2007-10-04
Flexible tubular fluid-transfer conduit Grant 7,124,780 - Dupoiron October 24, 2	2006-10-24
Flexible tubular duct for the transport of fluid and particularly gaseous hydrocarbons with an anti-turbulence carcass and internal lining App 20060130924 - Dupoiron; Francois	2006-06-22
Flexible tubular fluid-transfer conduit App 20060090808 - Dupoiron; Francois	2006-05-04
Flexible pipe with armor tendons made of metal strip App 20050097720 - Coutarel, Alain ; et al.	2005-05-12
Method for making a plated steel armouring wire for a flexible tubular pipe transporting hydrocarbons, and armoured pipe App 20050089637 - Dupoiron, Francois ; et al.	2005-04-28
Flexible tubular pipe for hydrocarbon transport wit carcass consisting of an elongated element stapled with a band iron App 20040261878 - Jung, Patrice Joel Louis ; et al.	2004-12-30
Flexible Conduit With Pressure Vault Interlocked From Below App 20040154677 - Coutarel, Alain ; et al.	2004-08-12
Flexible tubular pipe App 20040055657 - Espinasse, Philippe ; et al.	2004-03-25
Flexible conduit with flexible strip reinforcement App 20030102044 - Coutarel, Alain ; et al.	2003-06-05
Austenitic stainless steel having high properties Grant 5,494,636 - Dupoiron , et al. February 27, 1	1996-02-27

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